GHSA-xvq6-h898-wcj8
GitHub Security Advisory
Mattermost denial of service vulnerability
✓ GitHub Reviewed
MODERATE
Has CVE
Advisory Details
Mattermost fails to properly validate requests to the Calls plugin, allowing an attacker sending a request without a User Agent header to cause a panic and crash the Calls plugin
Affected Packages
Go
github.com/mattermost/mattermost-server/v6
Affected versions:
0
(fixed in 7.8.12)
Go
github.com/mattermost/mattermost/server/v8
Affected versions:
8.0.0
(fixed in 8.0.4)
Go
github.com/mattermost/mattermost/server/v8
Affected versions:
8.1.0
(fixed in 8.1.3)
Go
github.com/mattermost/mattermost/server/v8
Affected versions:
9.0.0
(fixed in 9.0.1)
Related CVEs
Key Information
5.0
/10
Dataset
Last updated: August 2, 2025 6:46 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.